/Engine/Plugins/FX/Niagara/Source/NiagaraEditor/Public/ViewModels/Stack/NiagaraStackItem.h
typedef TBaseDelegate_ThreeParams< void, const [UNiagaraClipboardContent](API\Plugins\NiagaraEditor\UNiagaraClipboardContent) *, int32, [FText](API\Runtime\Core\Internationalization\FText) & > FOnRequestPaste